Get the latest tech news
How to turn off ACR on your TV (and why you shouldn't wait to do it)
Smarter TV operating systems offer added convenience, but they also introduce new privacy concerns - particularly around features like automatic content recognition (ACR).
These days, most popular TV models utilize automatic content recognition (ACR), a form of ad surveillance technology that gathers information about everything you watch and transmits it to a centralized database. As an extra step, you can entirely disable the Samba Services Manager, which is embedded in the firmware of certain Sony Bravia TVs as a third-party interactive app. The driving force behind targeted advertisements on smart TVs is ACR technology, and its inclusion speaks volumes about manufacturers' focus on monetizing user data rather than prioritizing consumer interests.
Or read this on ZDNet